01726nam a2200325Ia 4500001000700000003000500007005001700012008004100029010001500070035002000085040002300105052000900128074001000137086001500147110003800162245020300200260008800403300005100491490006100542500002900603500003400632500003400666500002400700520025800724538022400982650006101206650002801267650007601295700002901371196849BIBL20200624062620.0920623s1992    coun   f   b f      N/A d  a 91014838   a(OCoLC)26064244  aVPIcVPIdGPOdCUV  a4051  a621-K0 aI 19.121:6  aGeological Survey (U.S.)  2Local10aStratigraphic nomenclature databases for the United States, its possessions and territorieshcomputer filecby U.S. Department of the Interior, U.S. Geological Survey ; M.E. MacLachlan ... [et al.].  aDenver, CObThe SurveybFor sale by the Books and Open-File Reports Section]c1992.  a1 computer laser optical diskbcol.c4 3/4 in. 0aU.S. Geological Survey digital data seriesvDDS-62Local  aTitle from title screen.  aDisk characteristics: CD-ROM.  aShipping list no.: 92-0012-E.  aNot copy-protected.  aA computerized lexicon of geologic- and stratigraphic unit names used in the United States, its possessions and territories. It may be sorted by geographic name, stratigraphic rank, age, geologic province or region, state, author, or specified keywords.  aSystem requirements: IBM or compatible computer; 640 Kb RAM; MS- or PC-DOS version 4.01 or later; Microsoft MSCDEX version 2.1 or later; CD-ROM drive with ISO 9660 software driver; hard disk drive; EGA/VGA color system. 0aGeologyzUnited StatesxNomenclaturexData bases.2Local 0aCD-ROM Fed. Doc.2Local 0aGeology, StratigraphicxNomenclaturezUnited StatesxData bases.2Local10aMacLachlan, M. E.2Local